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Finding the Fourth Proportional to 73,412.41, 110,118.61 and 31,859.41

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Solution

The fourth proportional to 73,412.41, 110,118.61 and 31,859.41 is: 47,789.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,412.41 : 110,118.61 = 31,859.41 : x
  2. Step 2: Convert to fraction form
    73,412.41/110,118.61 = 31,859.41/x
  3. Step 3: Cross multiply
    73,412.41x = 110,118.61 × 31,859.41
  4. Step 4: Simplify right side
    73,412.41x = 3,508,313,669.32
  5. Step 5: Solve for x
    x = 3,508,313,669.32/73,412.41
  6. Step 6: Final answer
    x = 47,789.11

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